Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Monterey Bay

Avalon – Residency

12th sighting in Monterey Bay
Fluke of Avalon
Avalon Confirmed in the catalog @16620
Nov 18 – 26, 2021 · Monterey Bay

Monterey Bay · Nov 2021

227 m
Deepest dive
6:55
Longest dive
146
Dives
Sightings
12
Days between first and last sighting
8
Deepest dive on record
227 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Nov 18, 2021140 m—116 m
Nov 18, 2021178 m—116 m
Nov 19, 202131 m—28 m
Nov 20, 2021269 m—220 m
Nov 20, 2021320 m—89 m
Nov 20, 2021370 m—227 m
Nov 22, 2021239 m—41 m
Nov 22, 2021274 m—39 m
Nov 22, 2021254 m—66 m
Nov 23, 2021106 m—76 m
Nov 26, 2021315 m—63 m
Nov 26, 2021402 m—136 m

Seafloor and sea temperature measured · ✳ dives modelled

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Deepest dive against the seafloor, per sighting

Seafloor · measured Deepest dive · modelled
Nov 18, 2021 — seafloor 140 m (measured), deepest dive 116 m (modelled)Nov 18Nov 18, 2021 — seafloor 178 m (measured), deepest dive 116 m (modelled)Nov 18Nov 19, 2021 — seafloor 31 m (measured), deepest dive 28 m (modelled)Nov 19Nov 20, 2021 — seafloor 269 m (measured), deepest dive 220 m (modelled)Nov 20Nov 20, 2021 — seafloor 320 m (measured), deepest dive 89 m (modelled)Nov 20Nov 20, 2021 — seafloor 370 m (measured), deepest dive 227 m (modelled)Nov 20Nov 22, 2021 — seafloor 239 m (measured), deepest dive 41 m (modelled)Nov 22Nov 22, 2021 — seafloor 274 m (measured), deepest dive 39 m (modelled)Nov 22Nov 22, 2021 — seafloor 254 m (measured), deepest dive 66 m (modelled)Nov 22Nov 23, 2021 — seafloor 106 m (measured), deepest dive 76 m (modelled)Nov 23Nov 26, 2021 — seafloor 315 m (measured), deepest dive 63 m (modelled)Nov 26Nov 26, 2021 — seafloor 402 m (measured), deepest dive 136 m (modelled)Nov 26

Depth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting.

Dives

227 m
Deepest dive
6:55
Longest dive
146
Dives
31 m
Avg dive depth
12
Sightings
8
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0125250227 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (370 m) and the published dive-behaviour distribution. Modelled, not measured.

Deep Effort Score

Deep

Depth, duration and recovery resolved into a single number for this session.

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Place

Where this happened · Nov 20, 2021

measured
Seafloor depth
370 m
Sea-surface temperature
—
Distance from shore
7.0 km

Across the residency · 12 sightings

measured
Seafloor depth
31 m – 402 m
Sea-surface temperature
—
Distance from shore
2.0 km – 13.0 km

Sources: GEBCO seafloor grid · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 12 catalogued encounters on Happywhale.

Sighting records from Happywhale, published as occurrence data via GBIF. Individual records are licensed CC0 1.0, CC BY 4.0 or CC BY-NC 4.0, depending on the contributor.

The photographs and fluke identifications behind every sighting are the work of the contributing observers — the citizen scientists, naturalists and operators who logged them, each named in the underlying GBIF occurrence record. Every activity links out to its source encounters on Happywhale. Basemaps © OpenStreetMap contributors (ODbL).

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Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.